Diagnostics (TB)

Nonradiometric Methods May Replace Radiometic Ones

Published in TB and Outbreaks Week, January 18th, 2000

Two nonradiometric methods for detecting tuberculosis could soon replace radiometric detection methods.

A total of 120 mycobacterial isolates were recovered from 1,068 clinical specimens. Of these, 82.5% were in MGIT 960, 83.3% were in MB/BacT, 80% were in BACTEC 460, and 70% were on Lowenstein-Jensen medium.

Mean times to detection of Mycobacterium tuberculosis (n=96) were significantly shorter with MGIT 960 (12.6 days, P=0.003) and BACTEC 460 (11.8 days, P<0.001) than with MB/BacT (15.9 days).

"Although, MGIT 960 showed the lowest rate of recovery of M. kansasii genotype I (64.3%), the earliest...

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Source: TB and Outbreaks Week (2000-01-18)

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